    <div class="modal-dialog" style="width: 500px">
        <div class="modal-content">
            <div class="modal-body">
                <div class="row">
                    <center>
                        <div class="col-sm-12">
                            {if $type<2}<img src="{$qrcode_url}" alt="" width="420px" height="420px">
                            {else}<img src="{php echo webUrl('exchange/goods/qr',array('key'=>$key));}" alt="" width="420px" height="420px">
                            {/if}
                        </div>
                    </center>
                </div>
            </div>
        </div>
    </div>
